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dbc-challenges/P5: OO Inheritance.rb

Last active June 6, 2020 00:12
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  1. dbc-challenges renamed this gist Jun 25, 2013. 1 changed file with 0 additions and 0 deletions.
    0 vehicle.rb → P5: OO Inheritance.rb
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    File renamed without changes.
  2. dbc-challenges created this gist Jun 11, 2013.
    70 changes: 70 additions & 0 deletions vehicle.rb
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,70 @@
    class Car
    @@WHEELS = 4
    def initialize(args)
    @color = args[:color]
    @wheels = @@WHEELS
    end
    def drive
    @status = :driving
    end
    def brake
    @status = :stopped
    end
    def needs_gas?
    return [true,true,false].sample
    end

    end
    class Bus
    attr_reader :passengers
    def initialize(args)
    @color = args[:color]
    @wheels = args[:wheels]
    @num_seats = args[:num_seats]
    @fare = args[:fare]
    @passengers=[]
    end
    def drive
    return self.brake if stop_requested?
    @status = :driving
    end
    def admit_passenger(passenger,money)
    @passengers << passenger if money > @fare
    end
    def brake
    @status = :stopped
    end
    def stop_requested?
    return [true,false].sample
    end
    def needs_gas?
    return [true,true,true,false].sample
    end


    end


    class Motorbike
    @@WHEELS = 2
    def initialize(args)
    @color = args[:color]
    @wheels = @@WHEELS

    end

    def drive
    @status = :driving
    @speed = :fast
    end

    def brake
    @status = :stopped
    end
    def needs_gas?
    return [true,false,false,false].sample
    end
    def weave_through_traffic
    @status = :driving_like_a_crazy_person
    end
    end